631881420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{10627}}^1$

素因数の和:11630

約数の個数: 48

約数和(自身を含む): 1771219968

約数和(自身を除く): 1139338548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 991, 1982, 2973, 3964, 4955, 5946, 9910, 10627, 11892, 14865, 19820, 21254, 29730, 31881, 42508, 53135, 59460, 63762, 106270, 127524, 159405, 212540, 318810, 637620, 10531357, 21062714, 31594071, 42125428, 52656785, 63188142, 105313570, 126376284, 157970355, 210627140, 315940710, 631881420]

約数ペア:

[(1, 631881420), (2, 315940710), (3, 210627140), (4, 157970355), (5, 126376284), (6, 105313570), (10, 63188142), (12, 52656785), (15, 42125428), (20, 31594071), (30, 21062714), (60, 10531357), (991, 637620), (1982, 318810), (2973, 212540), (3964, 159405), (4955, 127524), (5946, 106270), (9910, 63762), (10627, 59460), (11892, 53135), (14865, 42508), (19820, 31881), (21254, 29730)]